Experimental studies demonstrate that contrast helps toddlers to extend the meanings of novel adjectives. This study explores whether antonym co-occurrence in spontaneous speech also has an effect on adjective use by the child. The authors studied adjective production in longitudinal speech samples from 16 children (16-36 months) acquiring eight…

The present study evaluated methods by which speech samples for equal appearing interval scaling of articulation defectiveness could be prepared with a minimum time expenditure. Ten public school speech therapists rated 40 one minute edited and 40 unedited speech samples on a nine point equal-appearing interval scale. The speech samples were…